Alert archive / Missouri / Severe Thunderstorm Warnings in 1991
Severe Thunderstorm Warning 47, NWS Kansas City, MO
NWS Kansas City, MO issued this severe thunderstorm warning at May 4, 1991, 8:35 PM CDT for Buchanan County, Clinton County, Missouri. It was in force for 25 min. 1 report came from inside the area while it was in force.
The area
The counties it named, with what was reported inside it.
The facts
- Issued
- May 4, 1991, 8:35 PM CDT (01:35 UTC)
- Expired
- May 4, 1991, 9:00 PM CDT
- In force
- 25 min
- Issued by
- NWS Kansas City, MO
- Area
- Whole counties
Counties Buchanan County, MO, Clinton County, MO
What was reported inside it
| Time | Report | Where | Remark |
|---|---|---|---|
| May 4, 8:35 PM CDT | Thunderstorm Wind 0 | Buchanan, MO |
NCEI Storm Data entries that began inside the alert's area while it was in force. Before 2003 the local storm report archive is thin, so this is the record of what happened rather than what was phoned in. Storm Data before 1996 records only tornadoes, thunderstorm wind and hail.
The nearest sounding before it
Topeka, KS (KTOP), launched 00:00Z, 1.6 hours before the alert went out and 113 km from the middle of its area. This is the routine balloon launch nearest before it, the air the forecaster had in hand, not a measurement taken for the alert.
- Mixed-layer CAPE
- 0 J/kg
- Mixed-layer CIN
- No buoyant parcel
- Mixed-layer LCL
- 606 m above ground
- 0-6 km bulk shear
- 91 kt
- 0-1 km storm-relative helicity
- 290 m²/s²
- 0-3 km storm-relative helicity
- 400 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 1.7
The text
The text of this product is not in the archive. The NWS text archive before 2002 is incomplete.
What forecasters said that day
The local office's own words before this severe thunderstorm warning went out, as it sent them, from the Iowa Environmental Mesonet's archive of National Weather Service text.
In the hours before
Special weather statement, May 4, 4:46 PM CDT, 3 hours 49 minutes before
MOZ002-005-008-009-013-042135- SPECIAL WEATHER STATEMENT AND RADAR SUMMARY NATIONAL WEATHER SERVICE KANSAS CITY INTERNATIONAL AIRPORT MO 430 PM CDT SAT MAY 4 1991 ...SEVERE THUNDERSTORM WATCH IN EFFECT FOR EAST CENTRAL KANSAS... LARGE PART OF NORTHERN AND CENTRAL MISSOURI UNTIL 10 PM CDT. AT 435 PM... THUNDERSTORMS... SOME WITH VERY HEAVY RAIN... WERE OVER PARTS OF NORTHEAST AND NORTH CENTRAL MISSOURI. THE STRONGEST STORM WAS LOCATED JUST NORTH OF CARROLLTON MISSOURI IN CARROLL COUNTY. OTHER STORMS WERE LOCATED FROM THE IOWA/MISSOURI FROM NEAR LAMOINI IOWA SOUTH TO CHILLICOTHE MISSOURI. THESE STORMS WERE MOVING NORTHEAST AT 35 MPH. AT THIS NO THUNDERSTORMS ARE THREATHING THE KANSAS CITY METROPOLITIAN AREA...HOWERVER STRONG THUNDERSTORMS WERE DEVELOPING AROUND THE WICHITA AREA AND WERE MOVING NORTHEAST.
Local storm report, May 4, 5:00 PM CDT, 3 hours 35 minutes before
LOCAL STORM REPORT
NATIONAL WEATHER SERVICE KANSAS CITY INTERNATIONAL AIRPORT MO
500 PM CDT SAT MAY 4 1991
...SEVERE WEATHER FOR THE AFTERNOON OF 5/4/91...
TIME EVENT LOCATION
150 PM CDT GOLFBALL HAIL MOUND CITY IN HOLT COUNTY MO
224 PM CDT 3/4 HAIL SOUTH OF TROY IN DONIPHAN
COUNTY KS
240 PM CDT 3/4 HAIL AND VERY ST JOSEPH IN BUCHANAN COUNTY
HEAVY RAIN MO
300 PM CDT MARBLE TO 3/4 HAIL HELENA IN SOUTHEAST
ANDREW COUNTY MO
310 PM CDT GOLFBALL HAIL PLATTSBURG IN CLINTON COUNTY
MO
348 PM CDT MARBLE TO 3/4 HAIL EAST OF BETHANY IN EASTERN
HARRISON COUNTY MO
.
350 PM CDT 3/4 HAIL AT POLO IN CALDWELL COUNTY
MO
ENDSpecial weather statement, May 4, 5:45 PM CDT, 2 hours 50 minutes before
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
The office that day
Everything else NWS Kansas City, MO issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| May 4, 7:13 PM CDT | Tornado Warning | EAX | Pettis | 47 min |
| May 4, 7:34 PM CDT | Severe Thunderstorm Warning | EAX | Andrew, Buchanan | 26 min |
| May 4, 8:42 PM CDT | Severe Thunderstorm Warning | EAX | Johnson | 48 min |
Nearby
Severe Thunderstorm Warnings in Missouri, 1991Every severe thunderstorm warning in 1991
Sources
The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text; verification from NCEI's Storm Data; the sounding from the Mesonet's radiosonde archive.